Brian Duperreault
FounderFounder at Hamilton Insurance Group
New York, New York, United States
FoundedHamilton Insurance Group
Find your path to Brian
180 people in our graph share verified history with Brian — schools, employers, funds. One of them is your warm intro.
Bob DeutschunlockedBrian: together at Hamilton Insurance Group (2014–2017)
Brian: together at Hamilton Insurance Group
×5Brian: together at Marsh & McLennan Companies, Inc.
×5Brian: together at ACE Group
Founder at Hamilton Insurance Group
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In turn, Brian can intro founders to Hamilton Insurance Group's investors below.
Hamilton Insurance Group's investors · 1
Experience
- AIGChief Executive Officer2020 — 2021Greater New York City Area
- AIGPresident and Chief Executive Officer2017 — 2020Greater New York City Area
- Hamilton Insurance GroupChairman & CEO2016 — 2017Bermuda
- Hamilton Insurance GroupChief Executive Officer2013 — 2016Bermuda
- Marsh & McLennan Companies, Inc.President and Chief Executive Officer2008 — 2012
- ACE GroupChairman (non executive) ACE Limited; CEO, ACE Limited; President, ACE Limited1994 — 2004
- AIGChairman & Chief Executive, American International Underwriters and other preceding positions1971 — 1994
Frequently asked questions
- Who is Brian Duperreault?
- Executive Officer, Director at Hamilton Insurance Group
- Where does Brian Duperreault work?
- Brian Duperreault is Founder of Hamilton Insurance Group.
- What companies did Brian Duperreault found?
- Brian Duperreault founded Hamilton Insurance Group.
- Where did Brian Duperreault go to school?
- Brian Duperreault studied at Saint Joseph's University.
Founder mafias
Saint Joseph's University mafia19
Also came through, then founded or led a company.
Frank StonebanksMaster of Business Administration (MBA)Founded Johnson & Johnson +1Rob GrossB.S.Founded Ciphero +1Nicolas FuenzalidaInternational Students Program - President ScholarshipFounded PoliglotaBrian WalshFounded Cagent VascularPhilip MurphyBachelor of Science - BSFounded Cornelis NetworksMichael ManganoBSFounded Abk Biomedical Inc
Same school
Also attended Saint Joseph's University56
Nick ZurickTalent Lead at Pantera CapitalScott NissenbaumPresident & CEO at Ben Franklin Technology PartnersJon MarianoDirector, Operations at Tribe Capital FirstlookChristine BetarFund Controller at HeadlineEvan CampbellInvestor at Susquehanna Growth EquityAsheel ShahSenior Managing Director, Head of Real Estate Development at EJF Ventures
+ 50 more
Shared employers
Also worked at AIG100
John HornbostelCounsel at Medical Excellence CapitalBill KeoghOperating Partner at Eos Venture Partners LimitedJessica PouleurPartner at Openspace VenturesChris SaxmanDigital health entrepreneur, startup mentor, skier, fly fisherman, Steelers fanatic, Co-head of Health 2.0 Denver/Boulder ChapterSharon RodriguezVenture Partner at 1843 CapitalDuncan EasterbrookPartner, Chief Financial Officer at RTP Global
+ 94 more
Also worked at Hamilton Insurance Group4
Also worked at Marsh & McLennan Companies, Inc.17
Anmol GoelVenture Partner at Arya Ventures Vc, LlcVishal RanaPartner, Portfolio & Operations at DeciensPhilippe CarleGodfather at OneRagtimeJamshid EhsaniPartner, Head of Global Principal Structured Finance at Apollo Asset ManagementErin Murray ButlerGlobal Head of Workplace and Real Estate Management at William BlairGarrett KoehnVenture Partner at IA Seed Ventures
+ 11 more
Also worked at ACE Group28
Vaughn CroweCo-Founder and Managing Partner at NVP CapitalJoanna McNamaraExecutive Director at VIEWPOINT VENTURESSiddharth PillaiAnalyst Investments at DSG Consumer PartnersChris HopsonChief Financial Officer at UTXO ManagementFrances Fragos TownsendSpecial Advisor at Valor Capital GroupJoyce NGGeneral Partner at iGlobe Partners
+ 22 more



































